Calculate the number 846
NUMBERMANIA: Calculate the number 846 using numbers [3, 4, 9, 2, 83, 598] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.Correct answers: 1
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Paul BartschBorn 14 Aug 1871; died 24 Apr 1960 at age 88. German-American zoologist who was an authority on molluscs, but had broad interests in natural history including plants and birds. He began his career as assistant curator of marine invertebrates at the US National Museum, Washington, DC., but then worked until retirement for the Smithsonian Institution (1896-1942). He represented that organisation on numerous zoological expeditions. In 1902, he initiated a systematic, scientific bird banding program (credited as the first in North America since John James Audubon) by banding 23 Black-crowned Night-herons at Washington, DC. During WW I, he invented a gas detector for the Chemical Warfare Service in 1918. Bartsch organized the first Boy Scout troop in Washington.« |